Company profile

Anhui Nuoyi Technology Co., Ltd. (NOY) is a leading Chinese enterprise dedicated to the development and manufacturing of helium mass spectrometer leak detectors. Our products are designed to detect gas leakage with exceptional sensitivity and precision, utilizing helium as a tracer gas. Even the smallest leaks can be rapidly and accurately identified,  ensuring the highest standards of reliability.

Our solutions are widely adopted in industries with stringent sealing requirements, including lithium batteries (power and consumer), semiconductor packaging, automotive components, semiconductor equipment and parts, artificial intelligence applications, and biopharmaceuticals.

Since the commercial launch of our products in 2018, Nuoyi has achieved a cumulative installation base of nearly 6,000 units across China by May 2025, ranking among the top two in annual sales within the Chinese market. We are proud to serve many leading companies across multiple industries.

In 2024, Nuoyi became a wholly owned subsidiary of the globally renowned Atlas Copco Group, headquartered in Sweden. This strategic integration enables us to leverage global synergies—enhancing R&D capabilities, optimizing supply chains, and expanding our worldwide market reach and service network.

At Nuoyi, we are committed to continuous innovation, delivering reliable, efficient, and cutting-edge leak detection solutions that empower the future of advanced manufacturing.

Tagline: Precision Beyond Boundaries, Innovating Leak Detection